A $19$-set questionnaire was sent to $1182$ students from different educational institutions. The online survey questionnaire contained four subgroups: * Participants were asked to describe their general demographics, such as age, the region of residence. * Information about the daily online learning routine following the transition from offline learning in educational institutions in India: average time spent for online study (hours) /day; medium for online study; average time spent for self-study (hours)/day. * Assessment of the experience of online learning to evaluate the levels of satisfaction among students. * Assessment of health due to the change in lifestyle: average time spent on sleep (hours)/day; change in weight; average time spent on fitness (hours)/day; the number of meals/days; also, we considered further questions about the medium of stress busters during the pandemic, cohesion with family members, etc.